CN113629526A - Power distribution cabinet with magnetic corona type over-humidity warning function - Google Patents
Power distribution cabinet with magnetic corona type over-humidity warning function Download PDFInfo
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- CN113629526A CN113629526A CN202111185747.5A CN202111185747A CN113629526A CN 113629526 A CN113629526 A CN 113629526A CN 202111185747 A CN202111185747 A CN 202111185747A CN 113629526 A CN113629526 A CN 113629526A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/20—Status alarms responsive to moisture
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
- G08B5/06—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using hydraulic transmission; using pneumatic transmission
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- Engineering & Computer Science (AREA)
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Abstract
The invention discloses a power distribution cabinet with magnetic corona type over-humidity warning, which belongs to the field of power distribution cabinets and is characterized in that damp and hot air in the power distribution cabinet can be automatically sensed through a humidity sensing powder blowing ball, so that a large amount of gas is released in the sensing ball, and then the ferromagnetic color powder is blown out from the humidity sensing powder blowing ball and is spread in a large amount of a halation warning board, part of humidity sensing powder blowing ball is adsorbed and gathered by a halation magnetic sheet, and the halation magnetic sheet is visually subjected to the halation phenomenon, so that a magnetic corona layer is formed, the effect of warning about the over-humidity in the power distribution cabinet for workers is realized, the workers can timely treat the humidity in the power distribution cabinet, the formation of condensation is greatly reduced, and the service life of the power distribution cabinet is not easily influenced.
Description
Technical Field
The invention relates to the field of power distribution cabinets, in particular to a magnetic corona type power distribution cabinet with an over-wet warning function.
Background
The distribution cabinet (case) is a final-stage device of a distribution system and is divided into a power distribution cabinet (case), a lighting distribution cabinet (case) and a metering cabinet (case). The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; the motor control center is used for occasions with concentrated loads and more loops. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads. This level of equipment should provide protection, monitoring and control of the load.
When the inside electric parts of switch board moves, can produce a large amount of heats, in the great area of moisture, the back of being heated, the interior damp and hot air of switch board meets the lower switch board inner wall of temperature, because the difference in temperature effect, damp and hot air can form the condensation in department liquefaction such as switch board inner wall, top, and the condensation is clear away in time, and easy drippage after its gathering is too much causes the damage to electric elements easily, influences the life of switch board.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a magnetic corona type power distribution cabinet with an over-wet warning function, which can automatically sense the hot and humid air in the power distribution cabinet through the arrangement of a moisture-sensing powder blowing ball, so that a large amount of gas is released in the sensing ball, and the ferromagnetic color powder is blown by the blowing force, so that the ferromagnetic color powder is blown out of the moisture-sensing powder blowing ball and is spread in a large amount of a halation warning board, part of the moisture-sensing powder blowing ball is adsorbed and gathered by a halation magnetic sheet, and the halation magnetic sheet is visually halated, so that a magnetic corona layer is formed, the effect of an operator on the over-wet warning in the power distribution cabinet is realized, the operator can timely treat the moisture in the power distribution cabinet, the formation of condensation is greatly reduced, and the service life of the power distribution cabinet is not easily influenced.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A switch board of wet warning of magnetic halo formula mistake, includes the cabinet body, install the cabinet door on the cabinet body, cabinet door middle part joint has the warning board of dying, the warning board of dying includes the outer warning layer with cabinet door joint and the interior perception layer with outer warning layer joint, fixed the inlaying in outer warning layer has a plurality of evenly distributed's the magnetic sheet of dying, be connected with a plurality of evenly distributed's the wet powder ball that blows on the interior perception layer, a plurality of the wet powder ball that blows corresponds with a plurality of magnetic sheets of dying respectively, the wet powder ball that blows including the connection on the perception layer and fixed connection goes out the powder cover on the tip that the perception layer is located outer warning in-layer, fixedly connected with flourishing powder gentle piece between play powder cover and the perception ball middle part, flourishing ferromagnetic color powder has been put on the flourishing powder gentle piece, through the setting of the wet powder ball that blows, can automatic perception this interior moist hot air of switch board, make release a large amount of gases in the perception ball, thereby produce the blowing power to ferromagnetic color powder, thereby make ferromagnetic color powder blow off in the powder ball from feeling wet, and spread in a large number and tinge warning inboard, partly feel wet and blow the powder ball and be tinged the magnetic sheet absorption gathering, make tinge magnetic sheet department in the vision and present the phenomenon of tinging, thereby form the magnetic halo layer, and then realize the effect about the interior wet early warning of switch board to the staff, make the staff in time handle moisture in the switch board, reduce the formation of condensation by a wide margin, make the life of switch board be difficult for receiving the influence.
Furthermore, the carsickness warning board is made of transparent materials, so that the carsickness phenomenon after the carsickness magnetic sheets adsorb the ferromagnetic colored powder can be observed conveniently, the carsickness magnetic sheets are of magnetic snowflake structures, the density of the ferromagnetic colored powder on the magnetic carsickness layer formed on the carsickness magnetic sheets from the middle to the outer side is reduced gradually, and the carsickness phenomenon is more obvious.
Furthermore, the part of the spherical end part of the powder outlet cover above the powder containing flexible sheet is of a porous structure, the part below the powder containing flexible sheet is of a solid sealing structure, and the powder containing flexible sheet is made of flexible sealing materials.
Furthermore, the ferromagnetic color powder is iron powder with color pigments sprayed on the surface, so that the halation magnetic sheet is colored after adsorbing the ferromagnetic color powder, and the eye-catching degree of the halation at the position is improved, and the reminding effect on workers is better.
Further, the sensing ball comprises a moisture absorption layer and a powder blowing layer which are connected with each other in a threaded manner, the powder blowing layer is filled with an effervescent ball, the center of the moisture absorption layer is provided with a pneumatic sandwich, the moisture absorption layer is positioned at the inner side of the powder outlet cover, the outer end of the powder blowing layer is fixedly connected with two powder blowing pipes which are respectively positioned at the upper side and the lower side of the powder containing flexible sheet, the moisture absorption layer is connected with a plurality of moisture sensing villi, one end of the moisture sensing villi is positioned in the cabinet body, the other end of the moisture sensing villi is positioned in the pneumatic clamping core and fixedly penetrates through the moisture absorption layer and extends into the pneumatic clamping layer, the moisture sensing villi is used for sensing moisture in the adsorption cabinet body, when moisture is high, the moisture is adsorbed into the pneumatic sandwich core, the pneumatic sandwich core generates heat under the action of the moisture and generates carbon dioxide gas, water in the pneumatic sandwich core is forced to seep out and react with the effervescent balls, and therefore a large amount of gas is generated, and the powder blowing effect on the ferromagnetic color powder is achieved.
Furthermore, the pneumatic sandwich comprises a sealing shell fixedly connected with the moisture absorption layer, a porous shell and a gas breaking bag arranged between the sealing shell and the porous shell, the gas breaking bag is in mutual contact with the porous shell, water is filled in the gas breaking bag in a saturated mode, the end portion of the moisture sensing fluff fixedly penetrates through the sealing shell and is in surface contact with the gas breaking bag, when moisture is large, the end portion of the moisture sensing fluff located in the sealing shell generates heat and generates gas, extrusion force is generated on the gas breaking bag, the gas breaking bag is forced to break, and internal water overflows.
Further, the one end that the broken bag of gas is close to the sealed shell is made for flexible seal's nylon structure, the broken bag of gas is the elastic film structure with the part of porous shell contact, makes the broken bag of gas's film part intensity comparatively weak, when receiving the extrusion, changes the damage, and the inside water of being convenient for spills over and effervesces the ball reaction.
Further, feel wet fine hair including fixed registration arm, the moisture absorption fibre that runs through registration arm and hygroscopic layer that runs through the seal shell and connect the self-heating ball that is located the tip in the seal shell at the registration arm, self-heating ball overcoat is equipped with the isolation screen panel, and the self-heating ball is quick lime and effervescent tablet granule homogeneous mixing and makes, makes and feels wet fine hair perception after adsorbing the moisture, can produce heat and carbon dioxide gas, and back carbon dioxide gas overflows to the broken bag of gas and produces the extrusion force to the broken bag of gas between with the seal shell, makes the broken bag of gas break, and the heat that produces simultaneously makes carbon dioxide gas temperature relatively higher, and then makes its inflation better to the extrusion effect of the broken bag of gas.
Furthermore, the end of the moisture absorption fiber extends into the self-heating ball and is in a spiral winding state in the self-heating ball, so that after the moisture absorption fiber absorbs moisture, the self-heating ball can be fully contacted with the formed water, the self-heating ball is of a porous structure, the isolation mesh cover is contacted with the air breaking bag, the isolation mesh cover is used for protecting the self-heating ball, the heat generated by the self-heating fiber is not easy to be directly absorbed away by the water in the air breaking bag, the carbon dioxide generated by the reaction with the moisture is conveniently heated, the self-heating fiber expands, and the extrusion effect on the air breaking bag is better.
Furthermore, the powder blowing pipe mouth part is fixedly connected with a limiting ring, the limiting ring is connected with a turbulent flow blocking ball, the turbulent flow blocking ball comprises a plurality of air blocking spring flaps and a plurality of limiting ropes which are respectively connected between the air blocking spring flaps and the limiting ring, the air blocking spring flaps are spliced into a spherical shape, the spherical shape is in interference fit with the inner wall of the powder blowing pipe, after water overflowing from the air breaking bag reacts with the effervescent ball to generate a large amount of gas, the plurality of air blocking spring flaps which surround the spherical shape are extruded and blown out of the powder blowing pipe under the action of the gas, and fly in the powder blowing pipe mouth part under the action of the overflowing gas flow, so that the gas flow is effectively disturbed, the blowing effect of the ferromagnetic color powder is better, more sufficient magnetic sheets of the ferromagnetic color powder are convenient to disperse in the halation warning board, the halation effect of the halation part is more obvious, and the warning effect is better.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) this scheme is through the setting of feeling wet powder ball that blows, the moist hot-air in this switch board of perception automatically, make a large amount of gases of release in the perception ball, thereby produce the blowing power to ferromagnetic color powder, thereby make ferromagnetic color powder blow off in the powder ball from feeling wet, and spread in the warning inboard of tingling in a large number, partly feel wet powder ball that blows is absorbed the gathering by the magnetic sheet of tingling, make the phenomenon that magnetic sheet department of tingling presents the tingling in the vision, thereby form the magnetic halo layer, and then realize the effect about switch board interior wet early warning to the staff, make the staff in time handle moisture in the switch board, reduce the formation of condensation by a wide margin, make the life of switch board be difficult for receiving the influence.
(2) The halation warning board is made of transparent materials, so that the halation phenomenon after the ferromagnetic color powder is adsorbed on the halation magnetic sheet can be observed conveniently, the halation magnetic sheet is of a magnetic snowflake-shaped structure, the density of the ferromagnetic color powder on a magnetic halation layer formed on the halation magnetic sheet from the middle to the outer side is gradually reduced, and the halation phenomenon is more obvious.
(3) The part of the spherical end part of the powder outlet cover, which is positioned above the powder containing flexible sheet, is of a porous structure, the part, which is positioned below the powder containing flexible sheet, is of a solid sealing structure, and the powder containing flexible sheet is made of flexible sealing materials.
(4) The ferromagnetic color powder is iron powder with color pigment sprayed on the surface, so that the halation magnetic sheet is colored after adsorbing the ferromagnetic color powder, and the eye-catching degree of the halation at the position is improved, and the reminding effect on workers is better.
(5) The perception ball includes mutual threaded connection's moisture absorption layer and blows the powder layer, it has the effervescent ball to blow the powder intussuseption, moisture absorption layer center department is equipped with pneumatic clamp core, the moisture absorption layer is located out the powder cover inboardly, blow two powder pipe of powder layer outer end fixedly connected with, two blow the upper and lower both sides that the powder pipe is located flourishing gentle piece respectively, be connected with a plurality of sense wet fine hair on the moisture absorption layer, it is internal that sense wet fine hair one end is located the cabinet, it is internal to feel wet fine hair other end to be located fixed the moisture absorption layer and extend to pneumatic clamp, it is internal that sense wet fine hair is used for the internal moisture of perception adsorption cabinet, when the moisture is higher, the moisture is adsorbed to pneumatic clamp in-core, it is pneumatic to press from both sides the heat production of core under the moisture and produce carbon dioxide gas, force the interior water of pneumatic clamp core to ooze and react with the effervescent ball, thereby produce a large amount of gas, and then realize the powder effect of blowing to ferromagnetic color powder.
(6) Pneumatic core includes with moisture absorption layer fixed connection's sealed shell, porous shell and place the broken bag of gas between sealed shell and porous shell, broken bag of gas and porous shell contact each other, the saturation is filled in the broken bag of gas has water, feel wet fine hair end fixing run through sealed shell and with the broken bag surface contact of gas, when the moisture is great, feel that the tip that wet fine hair is located sealed shell generates heat and produces gas, produce the extrusion force to the broken bag of gas, force the broken bag of gas to break, inside water overflows.
(7) The one end that the broken bag of gas is close to the sealed shell is made for flexible seal's nylon structure, and the broken bag of gas is elastic film structure with the part of porous shell contact, makes the broken bag of gas's film part intensity comparatively weak, when receiving the extrusion, changes the damage, and the inside water of being convenient for spills over and effervesces the ball reaction.
(8) Sense wet fine hair is including the fixed registration arm that runs through the sealed shell, run through the moisture absorption fibre on registration arm and moisture absorption layer and connect the self-heating ball that is located the tip in the sealed shell at the registration arm, self-heating ball overcoat is equipped with the isolation screen panel, self-heating ball is quick lime and effervescent tablet granule homogeneous mixing and makes, make sense wet fine hair perception adsorb behind the moisture, can produce heat and carbon dioxide gas, back carbon dioxide gas overflows to and breaks the bag and produce the extrusion force to the broken bag of gas between with the sealed shell, make the broken bag of gas break, the heat that produces simultaneously makes carbon dioxide gas temperature relatively higher, and then make its inflation better to the extrusion effect of the broken bag of gas.
(9) The end of the moisture absorption fiber extends into the self-heating ball and is in a spiral winding state in the self-heating ball, so that the moisture absorption fiber absorbs moisture, the self-heating ball can be fully contacted with the formed water, the self-heating ball is of a porous structure, the isolation mesh cover is contacted with the air breaking bag, the isolation mesh cover is used for protecting the self-heating ball, the heat generated by the self-heating ball is not easy to be directly absorbed by the water in the air breaking bag, the carbon dioxide gas generated by reaction with the moisture is conveniently heated, the self-heating ball expands, and the extrusion effect on the air breaking bag is better.
(10) Blowing pipe oral area fixedly connected with spacing ring, be connected with the plug-up ball of turbulent flow on the spacing ring, the plug-up ball of turbulent flow includes a plurality of stifled gas petals and a plurality of spacing ropes of connecting respectively between stifled gas petal and spacing ring, a plurality of stifled gas petals amalgamation becomes spherical, and spherical and blowing pipe inner wall interference fit, after the water that overflows in the air-broken bag produced a large amount of gases with the effervescent ball reaction, under the gas action, a plurality of stifled gas petals that enclose into spherical are squeezed and are blown out the powder blowing pipe, and fly and dance in powder blowing pipe oral area under the effect of excessive air current, and then effectively disturb the air current, make its blowing effect to ferromagnetic color powder better, be convenient for its more abundant disperse in dyeing the warning board, and then make the dyeing effect of dyeing magnetic sheet department more obvious, make the warning effect better.
Drawings
FIG. 1 is a schematic diagram of a comparative structure of the present invention before and after creating a halo layer;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic structural view of a cross section of the halation warning plate of the present invention;
FIG. 4 is a schematic structural diagram of a cross section of a moisture-sensitive powder-blowing ball of the present invention;
FIG. 5 is a schematic view of the structure of the pneumatic sandwich of the present invention before and after sensing moisture;
FIG. 6 is a schematic view of the structure of the wetness sensation fluff of the present invention;
FIG. 7 is a schematic structural view of a powder blowing tube according to the present invention;
FIG. 8 is a schematic structural view of a turbulent flow blocking ball on a powder blowing pipe for disturbing air flow.
The reference numbers in the figures illustrate:
1 cabinet body, 2 cabinet doors, 3 halation magnetic sheets, 4 halation warning boards, 41 outer warning layers, 42 inner sensing layers, 5 sensing balls, 51 moisture absorption layers, 52 powder blowing layers, 6 powder outlet covers, 61 powder containing soft sheets, 7 moisture sensitive fluff, 71 moisture absorption fibers, 721 isolation mesh covers, 722 self-heating balls, 73 positioning pipes, 8 powder blowing pipes, 81 gas blocking elastic flaps, 82 limiting ropes, 9 effervescent balls, 101 sealing shells, 102 porous shells and 11 air breaking bags.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 2-3, a magnetic corona type over-wet warning power distribution cabinet comprises a cabinet body 1, a cabinet door 2 is mounted on the cabinet body 1, a carsickness warning plate 4 is clamped in the middle of the cabinet door 2, the carsickness warning plate 4 comprises an outer warning layer 41 clamped with the cabinet door 2 and an inner sensing layer 42 clamped with the outer warning layer 41, a plurality of uniformly distributed carsickness magnetic sheets 3 are fixedly embedded in the outer warning layer 41, a plurality of uniformly distributed wet powder blowing balls are connected to the inner sensing layer 42, the plurality of wet powder blowing balls respectively correspond to the plurality of carsickness magnetic sheets 3, the wet powder blowing balls comprise sensing balls 5 connected to the inner sensing layer 42 and powder discharging covers 6 fixedly connected to the end parts of the inner sensing layer 42 in the outer warning layer 41, the carsickness warning plate 4 is made of transparent materials, the carsickness phenomenon after the carsickness magnetic sheets 3 adsorb color powder can be observed conveniently, the carsickness magnetic sheets 3 are of magnetic snowflake-shaped structures, the density of the ferromagnetic color powder of the magnetic corona layer formed on the magnetic corona dyeing magnetic sheet 3 from the middle to the outer side is gradually reduced, and the magnetic corona dyeing phenomenon is more obvious.
Please refer to fig. 4, the powder containing flexible sheet 61 is fixedly connected between the powder outlet cover 6 and the middle part of the sensing ball 5, the part of the spherical end part of the powder outlet cover 6 above the powder containing flexible sheet 61 is of a porous structure, the part below the powder containing flexible sheet 61 is of a solid sealing structure, the powder containing flexible sheet 61 is made of flexible sealing material, ferromagnetic color powder is contained on the powder containing flexible sheet 61, the ferromagnetic color powder is iron powder with color pigment sprayed on the surface, so that the halation magnetic sheet 3 is colored after adsorbing the ferromagnetic color powder, thereby improving the conspicuousness of the halation phenomenon at the position, and the reminding effect to the working personnel is better.
In addition, for better powder blowing effect, the mouth of the upper powder blowing pipe 8 is obliquely arranged, so that the mouth faces to the ferromagnetic color powder.
Be connected with a plurality of wet fine hair 7 of feeling on the moisture absorption layer 51, it is located the cabinet body 1 to feel wet fine hair 7 one end, it is located fixed the running through moisture absorption layer 51 and extends to pneumatic double-layered in-core to feel wet fine hair 7, it is used for the moisture of the internal 1 of perception absorption cabinet, when the moisture is higher, the moisture is adsorbed to pneumatic double-layered in-core, pneumatic double-layered heat production and production carbon dioxide gas under the moisture effect, force pneumatic double-layered water exudation and react with effervescence ball 9 in the core, thereby produce a large amount of gas, and then realize the powder blowing effect to the ferromagnetic color powder.
Referring to fig. 5, the pneumatic sandwich includes a sealing shell 101 fixedly connected to the moisture absorption layer 51, a porous shell 102, and a gas bag 11 disposed between the sealing shell 101 and the porous shell 102, the gas bag 11 and the porous shell 102 are in contact with each other, the gas bag 11 is filled with water in a saturated manner, the end of the moisture-sensitive fluff 7 fixedly penetrates through the sealing shell 101 and is in contact with the surface of the gas bag 11, when moisture is high, the end of the moisture-sensitive fluff 7 located in the sealing shell 101 generates heat and generates gas, and generates a pressing force on the gas bag 11, so as to force the gas bag 11 to break and overflow internal water, one end of the gas bag 11 close to the sealing shell 101 is made of a flexible sealed nylon structure, and the portion of the gas bag 11 in contact with the porous shell 102 is an elastic film structure, so that the film portion of the gas bag 11 has a weak strength and is easily broken when pressed, so that the internal water can easily react and overflow with the effervescent ball 9.
Referring to fig. 6, the moisture-sensitive fluff 7 includes a positioning tube 73 fixed to penetrate the sealing housing 101, moisture-absorbing fibers 71 penetrating the positioning tube 73 and the moisture-absorbing layer 51, and a self-heating ball 722 connected to the positioning tube 73 and located at an inner end of the sealing housing 101, the self-heating ball 722 is sleeved with an isolation mesh 721, the self-heating ball 722 is made of lime and effervescent tablet particles which are uniformly mixed, so that after the moisture-sensitive fluff 7 senses and absorbs moisture, heat and carbon dioxide gas can be generated, the carbon dioxide gas overflows between the air bag 11 and the sealing housing 101 and generates extrusion force on the air bag 11, the air bag 11 is ruptured, and the generated heat relatively increases the temperature of the carbon dioxide gas, so that the inflation effect on the air bag 11 is better, the end of the moisture-absorbing fiber 71 extends into the self-heating ball 722 and is in a spiral winding state, so that after the moisture-absorbing fibers 71 absorb moisture, the self-heating ball 722 can be fully contacted with the formed water, the self-heating ball 722 is of a porous structure, the isolation mesh enclosure 721 is contacted with the air bag 11, and the isolation mesh enclosure 721 is used for protecting the self-heating ball 722, so that the generated heat is not easy to be directly absorbed by the water in the air bag 11, carbon dioxide gas generated by reaction with moisture is conveniently heated, the carbon dioxide gas is expanded, and the extrusion effect on the air bag 11 is better.
As shown in fig. 7-8, an opening of the powder blowing tube 8 is fixedly connected with a limiting ring, the limiting ring is connected with a turbulent flow blocking ball, the turbulent flow blocking ball comprises a plurality of air blocking spring flaps 81 and a plurality of limiting ropes 82 respectively connected between the air blocking spring flaps 81 and the limiting ring, the plurality of air blocking spring flaps 81 are spliced into a spherical shape, the spherical shape is in interference fit with the inner wall of the powder blowing tube 8, after water overflowing from the air breaking bag 11 reacts with the effervescent ball 9 to generate a large amount of gas, under the action of the gas, the plurality of air blocking spring flaps 81 surrounding into the spherical shape are squeezed to blow out the powder blowing tube 8, and fly in the opening of the powder blowing tube 8 under the action of the overflowing gas flow, so that the gas flow is effectively disturbed, the blowing effect of the powder blowing tube on the ferromagnetic powder is better, the powder is convenient to be more fully dispersed in the halation warning plate 4, so that the halation effect at the halation magnetic sheet 3 is more obvious, and the warning effect is better.
Through the setting of feeling wet powder blowing ball, can automatic perception this switch board in the humid hot-air, make release a large amount of gases in the perception ball 5, thereby produce the blowing power to ferromagnetic color powder, thereby make ferromagnetic color powder blow off in the powder ball from feeling wet, and spread in halation warning board 4 in a large number, as shown in figure 1, partly feel wet powder blowing ball is adsorbed the gathering by halation magnetic sheet 3, make halation magnetic sheet 3 departments present the phenomenon of halation in the vision, thereby form the halation layer, and then realize the effect about the interior wet early warning of switch board to the staff, make the staff in time handle to moisture in the switch board, reduce the formation of condensation by a wide margin, make the life of switch board be difficult for receiving the influence.
The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.
Claims (7)
1. The utility model provides a switch board of wet warning is crossed to magnetic corona formula, includes the cabinet body (1), install cabinet door (2), its characterized in that on the cabinet body (1): the middle part of the cabinet door (2) is clamped with a carsickness warning board (4), the carsickness warning board (4) comprises an outer warning layer (41) clamped with the cabinet door (2) and an inner sensing layer (42) clamped with the outer warning layer (41), a plurality of uniformly distributed halation magnetic sheets (3) are fixedly embedded in the outer warning layer (41), the inner sensing layer (42) is connected with a plurality of humidity sensing powder blowing balls which are uniformly distributed and respectively correspond to the plurality of halation magnetic sheets (3), the moisture-sensing powder blowing ball comprises a sensing ball (5) connected on an inner sensing layer (42) and a powder outlet cover (6) fixedly connected on the end part of the inner sensing layer (42) positioned in an outer warning layer (41), a powder containing flexible sheet (61) is fixedly connected between the powder outlet cover (6) and the middle part of the sensing ball (5), and ferromagnetic color powder is contained on the powder containing flexible sheet (61);
the sensing ball (5) comprises a moisture absorption layer (51) and a powder blowing layer (52) which are in threaded connection with each other, an effervescent ball (9) is filled in the powder blowing layer (52), a pneumatic sandwich is arranged at the center of the moisture absorption layer (51), the moisture absorption layer (51) is positioned on the inner side of the powder outlet cover (6), two powder blowing pipes (8) are fixedly connected to the outer end of the powder blowing layer (52), the two powder blowing pipes (8) are respectively positioned on the upper side and the lower side of a powder containing flexible sheet (61), a plurality of moisture sensing fluff (7) are connected to the moisture absorption layer (51), one end of the moisture sensing fluff (7) is positioned in the cabinet body (1), the other end of the moisture sensing fluff (7) is positioned in the pneumatic sandwich and fixedly penetrates through the moisture absorption layer (51) and extends into the pneumatic sandwich, the pneumatic sandwich comprises a moisture absorption sealed shell (101) and a porous shell (102) which are fixedly connected with the moisture absorption layer (51), and an air breaking bag (11) which is arranged between the sealed shell (101) and the porous shell (102), the air bag (11) is in contact with the porous shell (102), water is filled in the air bag (11) in a saturated mode, the end portion of the moisture-sensitive fluff (7) fixedly penetrates through the sealing shell (101) and is in surface contact with the air bag (11), the moisture-sensitive fluff (7) comprises a positioning pipe (73) fixedly penetrating through the sealing shell (101), moisture-absorbing fibers (71) penetrating through the positioning pipe (73) and the moisture-absorbing layer (51) and a self-heating ball (722) connected to the positioning pipe (73) and located at the inner end portion of the sealing shell (101), and an isolation mesh cover (721) is sleeved outside the self-heating ball (722).
2. The magnetic corona type power distribution cabinet with the over-wet warning function according to claim 1, characterized in that: the carsickness warning board (4) is made of transparent materials, and the carsickness magnetic sheets (3) are of magnetic snowflake-shaped structures.
3. The magnetic corona type power distribution cabinet with the over-wet warning function according to claim 1, characterized in that: the part of the spherical end part of the powder outlet cover (6) above the powder containing flexible sheet (61) is of a porous structure, the part below the powder containing flexible sheet (61) is of a solid sealing structure, and the powder containing flexible sheet (61) is made of a flexible sealing material.
4. The magnetic corona type power distribution cabinet with the over-wet warning function according to claim 1, characterized in that: the ferromagnetic color powder is iron powder with color pigment sprayed on the surface.
5. The magnetic corona type power distribution cabinet with the over-wet warning function according to claim 1, characterized in that: one end of the air bag (11) close to the sealing shell (101) is made of a flexible sealing nylon structure, and the part of the air bag (11) in contact with the porous shell (102) is of an elastic film structure.
6. The magnetic corona type power distribution cabinet with the over-wet warning function according to claim 1, characterized in that: the end parts of the moisture absorption fibers (71) extend into the self-heating ball (722) and are in a spiral winding state in the self-heating ball (722), the self-heating ball (722) is of a porous structure, and the isolation mesh enclosure (721) is in contact with the air bag (11).
7. The magnetic corona type power distribution cabinet with the over-wet warning function according to claim 1, characterized in that: blow whitewashed pipe (8) oral area fixedly connected with spacing ring, be connected with the plug-up ball of turbulent flow on the spacing ring, the plug-up ball of turbulent flow includes a plurality of stifled gas lamella (81) and a plurality of spacing rope (82) of connecting respectively between stifled gas lamella (81) and spacing ring, and is a plurality of stifled gas lamella (81) amalgamation becomes spherical, and spherical and blow whitewashed pipe (8) inner wall interference fit.
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| CN202111185747.5A CN113629526B (en) | 2021-10-12 | 2021-10-12 | Power distribution cabinet with magnetic corona type over-humidity warning function |
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| CN113629526B CN113629526B (en) | 2021-12-10 |
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Cited By (1)
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|---|---|---|---|---|
| CN114188842A (en) * | 2021-12-20 | 2022-03-15 | 江苏衡融实业有限公司 | Condensation early warning type electrical cabinet |
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